Our 400mm spigot box truss (400x400mm) is engineered for heavy-duty lighting, staging, and professional rigging applications. Designed with four 50mm hollow main chords featuring 3mm wall thickness and reinforced with 25mm braces, this 400mm box truss delivers exceptional strength, rigidity, and reliable load performance.As a precision spigot box truss, it features a conical coupler (spigot) connection system with safety clips, allowing fast, secure, and accurate assembly between truss sections and base plates. The spigot design ensures perfect alignment, increased structural stability, and efficient installation for both touring productions and permanent installations.Manufactured from high-grade 6082 T6 aluminium, this 400mm spigot box truss offers an excellent strength-to-weight ratio, corrosion resistance, and long-term durability.Each unit is TUV certified and supplied with a detailed load chart and structural report, ensuring compliance with international safety standards.Available in natural aluminium or black powder-coated finish, this 400mm spigot box truss is ideal for lighting truss systems, LED screens, and professional stage rigging projects.
